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2026-07-10 - 18:34
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Jul 10, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13664213674,6sleep10-21swapper/107:09:351
8524211898,10sleep00-21swapper/007:05:130
135142115105,7sleep30-21swapper/307:07:413
135082112103,6sleep20-21swapper/207:07:362
210752660,1sleep221081-21kthreadcore07:40:192
135472650,0sleep10-21swapper/111:25:121
28402630,0sleep30-21swapper/311:40:233
301142590,1sleep30-21swapper/311:39:243
182152590,1sleep018220-21kthreadcore10:00:170
124842520,0sleep20-21swapper/209:55:192
3262344,21sleep30-21swapper/307:20:553
1387499271,25cyclictest0-21swapper/209:33:192
1387499270,26cyclictest0-21swapper/211:46:572
1387499270,26cyclictest0-21swapper/209:52:382
1387499270,26cyclictest0-21swapper/209:43:362
1387499250,24cyclictest0-21swapper/210:36:022
1387499249,9cyclictest0-21swapper/210:20:122
13874992219,2cyclictest0-21swapper/209:10:462
13874992218,2cyclictest749-21snmpd10:15:182
13874992215,6cyclictest0-21swapper/212:05:002
1387499220,21cyclictest0-21swapper/211:59:482
1387499220,21cyclictest0-21swapper/207:51:372
1387499220,21cyclictest0-21swapper/207:45:302
13870992218,2cyclictest2039-21df09:20:131
1387099220,3cyclictest0-21swapper/107:21:011
1387099220,21cyclictest0-21swapper/112:20:271
1387099220,21cyclictest0-21swapper/112:17:281
1387099220,21cyclictest0-21swapper/109:11:401
1387099220,21cyclictest0-21swapper/109:09:281
1387099220,21cyclictest0-21swapper/108:50:551
1387099220,21cyclictest0-21swapper/108:49:581
1387099220,21cyclictest0-21swapper/108:05:041
1387099220,21cyclictest0-21swapper/107:48:161
1387099220,21cyclictest0-21swapper/107:12:531
1386599220,21cyclictest0-21swapper/011:07:000
13874992119,2cyclictest0-21swapper/209:26:342
13874992117,3cyclictest0-21swapper/208:35:322
1387499211,19cyclictest0-21swapper/209:21:322
1387499211,19cyclictest0-21swapper/208:31:132
1387499210,20cyclictest0-21swapper/212:35:342
1387499210,20cyclictest0-21swapper/209:45:292
1387499210,20cyclictest0-21swapper/209:00:582
1387499210,20cyclictest0-21swapper/208:26:582
1387499210,20cyclictest0-21swapper/207:24:092
13870992119,2cyclictest0-21swapper/109:48:021
13870992117,3cyclictest0-21swapper/112:25:221
1387099210,2cyclictest0-21swapper/111:57:461
1387099210,2cyclictest0-21swapper/110:17:351
1387099210,20cyclictest0-21swapper/112:37:041
1387099210,20cyclictest0-21swapper/112:33:511
1387099210,20cyclictest0-21swapper/112:00:251
1387099210,20cyclictest0-21swapper/111:45:151
1387099210,20cyclictest0-21swapper/111:18:541
1387099210,20cyclictest0-21swapper/111:09:181
1387099210,20cyclictest0-21swapper/111:04:141
1387099210,20cyclictest0-21swapper/110:45:141
1387099210,20cyclictest0-21swapper/110:41:001
1387099210,20cyclictest0-21swapper/110:36:441
1387099210,20cyclictest0-21swapper/110:01:021
1387099210,20cyclictest0-21swapper/108:59:581
1387099210,20cyclictest0-21swapper/108:42:011
1387099210,20cyclictest0-21swapper/107:59:041
1387099210,20cyclictest0-21swapper/107:50:041
1387099210,20cyclictest0-21swapper/107:41:101
1386599210,20cyclictest0-21swapper/007:45:220
13874992018,2cyclictest0-21swapper/211:32:242
13874992018,1cyclictest749-21snmpd12:15:072
13874992018,1cyclictest749-21snmpd10:55:242
13874992018,1cyclictest749-21snmpd10:46:262
13874992018,1cyclictest749-21snmpd07:36:132
13874992018,1cyclictest749-21snmpd07:31:402
13874992017,2cyclictest749-21snmpd11:11:242
13874992017,2cyclictest0-21swapper/210:40:122
13874992016,3cyclictest0-21swapper/207:56:402
1387499200,2cyclictest0-21swapper/210:32:032
1387499200,19cyclictest0-21swapper/211:35:122
1387499200,19cyclictest0-21swapper/210:13:052
13870992018,2cyclictest0-21swapper/110:51:331
13870992018,2cyclictest0-21swapper/108:30:011
13870992017,3cyclictest0-21swapper/109:16:401
13870992016,3cyclictest0-21swapper/112:12:131
1387099200,2cyclictest0-21swapper/111:33:001
1387099200,2cyclictest0-21swapper/110:22:531
1387099200,2cyclictest0-21swapper/108:25:041
1387099200,2cyclictest0-21swapper/107:38:521
1387099200,2cyclictest0-21swapper/107:15:091
1387099200,19cyclictest0-21swapper/111:43:051
1387099200,19cyclictest0-21swapper/110:30:261
1387099200,19cyclictest0-21swapper/109:30:401
1387099200,19cyclictest0-21swapper/109:29:201
1387099200,19cyclictest0-21swapper/108:03:461
1387099200,19cyclictest0-21swapper/107:31:001
1387099200,19cyclictest0-21swapper/107:29:461
13865992018,1cyclictest749-21snmpd12:12:460
13865992018,1cyclictest749-21snmpd09:31:190
13865992018,1cyclictest749-21snmpd09:27:550
13865992018,1cyclictest749-21snmpd08:01:070
13865992018,1cyclictest749-21snmpd07:50:460
1386599200,2cyclictest0-21swapper/007:34:460
1386599200,19cyclictest0-21swapper/007:10:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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